IBM Technical Service Specialist Interview Questions and Answers

Restarting pods in clusters involves identifying the affected pod, deleting it, and allowing the cluster to create a new one.

• Identify the affected pod using kubectl get pods command

• Delete the pod using kubectl delete pod command

• Allow the cluster to create a new pod automatically

• Use kubectl rollout restart command to restart all pods in a deployment

• Use kubectl scale command to increase or decrease the number of rep...read more

To hide roles in SAP GRC, we can use the 'hidden' attribute in the role definition.

• Create a new role or edit an existing one in transaction code PFCG

• In the 'Authorization' tab, select the 'hidden' checkbox

• Save the role and assign it to the relevant user or user group

• To troubleshoot Fiori issues, check the Fiori Launchpad logs and use the SAP Fiori App troubleshooting tool

• Also, check the backend system logs and ens...read more

Docker commands: run, build, push, pull. Kubernetes commands: create, delete, scale, rollout.

• Docker commands: run - to run a container, build - to build an image, push - to push an image to a registry, pull - to pull an image from a registry

• Kubernetes commands: create - to create a resource, delete - to delete a resource, scale - to scale a resource, rollout - to manage rollouts and rollbacks

Docker is a containerization platform that allows developers to package and deploy applications in a portable manner.

• Dockerfile is a script that contains instructions to build a Docker image

• Best practices include keeping the image size small, using a single process per container, and using environment variables for configuration

• Use multi-stage builds to reduce image size and improve security

• Avoid running container...read more

The DevOps project involves continuous integration, delivery, and deployment of software. Kubernetes components include pods, services, deployments, and namespaces.

• The DevOps process starts with developers committing code to a version control system like Git.

• The code is then built and tested using continuous integration tools like Jenkins.

• The built code is packaged into containers using tools like Docker.

• The conta...read more